# Perplexity — Decisions API: pplx-decider-v1.1-27b replaces v1

- Company: Perplexity (perplexity.ai)
- Announced: 2026-10-09T01:20:07+00:00
- Category: model-update
- Coverage: not counted
- Announcement: yes
- Group: models
- Source: https://docs.perplexity.ai/docs/resources/changelog#october-2026
- Record: https://forck.live/items/17219-decisions-api-pplx-decider-v1-1-27b-replaces-v1
- Subject: Sonar
- Models affected: pplx-decider-v1.1-27b, pplx-decider-v1-27b
- Pricing: $0.02 per million tokens, down from $0.04

Perplexity replaced pplx-decider-v1-27b with pplx-decider-v1.1-27b as the Decisions API model, and cut the input price to $0.02 per million tokens from $0.04. Requests naming the older model continue to work and bill at the same $0.02 rate.

## Evidence

Verbatim from https://docs.perplexity.ai/docs/resources/changelog#october-2026:

> Input now costs $0.02 per million tokens, down from $0.04.

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Record: https://forck.live/items/17219-decisions-api-pplx-decider-v1-1-27b-replaces-v1
Catalogue: https://forck.live/llms.txt
Current issue: https://forck.live/feed.md